[INFO] fetching crate guff-ssss 0.1.0...
[INFO] checking guff-ssss-0.1.0 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate guff-ssss 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate guff-ssss 0.1.0 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate guff-ssss 0.1.0
[INFO] finished tweaking crates.io crate guff-ssss 0.1.0
[INFO] tweaked toml for crates.io crate guff-ssss 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded guff v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1155adad08fcad66f81b8b2a7f6dc5559c8cd6ba3d71fe1f50b7721da082ffa9
[INFO] running `Command { std: "docker" "start" "-a" "1155adad08fcad66f81b8b2a7f6dc5559c8cd6ba3d71fe1f50b7721da082ffa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1155adad08fcad66f81b8b2a7f6dc5559c8cd6ba3d71fe1f50b7721da082ffa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1155adad08fcad66f81b8b2a7f6dc5559c8cd6ba3d71fe1f50b7721da082ffa9", kill_on_drop: false }`
[INFO] [stdout] 1155adad08fcad66f81b8b2a7f6dc5559c8cd6ba3d71fe1f50b7721da082ffa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c4aa22d4d10b8b94eb1a174eb2f0988add1dd41e30860beff5fe0dd6dc03540
[INFO] running `Command { std: "docker" "start" "-a" "9c4aa22d4d10b8b94eb1a174eb2f0988add1dd41e30860beff5fe0dd6dc03540", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.17
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling syn v2.0.42
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking crossbeam-epoch v0.9.16
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking guff v0.1.7
[INFO] [stderr]     Checking guff-ssss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] error[E0601]: `main` function not found in crate `bench`
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider adding a `main` function to `benches/bench.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `guff-ssss` (bench "bench") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9c4aa22d4d10b8b94eb1a174eb2f0988add1dd41e30860beff5fe0dd6dc03540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c4aa22d4d10b8b94eb1a174eb2f0988add1dd41e30860beff5fe0dd6dc03540", kill_on_drop: false }`
[INFO] [stdout] 9c4aa22d4d10b8b94eb1a174eb2f0988add1dd41e30860beff5fe0dd6dc03540
